Distinguished Lecturer Hangout logoPlease join Sigma Xi and American Scientist  for online question-and-answer sessions with Sigma Xi Distinguished Lecturers. These sessions offer the opportunity to hear a researcher talk about his or her work. The sessions are held online and broadcast live. 

Please visit the calendar of upcoming sessions

Sigma Xi chapters are invited to host chapter events to watch the sessions together. If your chapter is interested in partnering with a particular session, please contact chapters@sigmaxi.org.